Get on Amazon.com : http://www.amazon.com/gp/product/B000KIPJRQ?tag=clothingattes-20<br /><br />Fluke Networks 25501004 TS25D Telephone Test Set with 346A Plug<br /><br />Detects dial tone and polarity places and receives calls indicates line voltage and current and has a one-way amplified speaker for hands-free listening during testing of telephone lines <br />Built-in tone generator for wire identification <br />Caller-ID and Call Waiting Caller-ID <br />Monitors lines without disrupting service remaining on hook if data is detected and stores up to ten 23-digit numbers which can be speed-dialed via the keypad <br />Keypad has standard dialing keys and function keys plus a large LCD for viewing test status
